Jobs at Cognizant

Job Summary Sr Software Engineer B2 role for an experienced professional with strong expertise in AWS SQL Spring Boot Java JavaScript PL SQL and mySQL. The role involves designing scalable hybrid cloud applications improving performance ensuring code quality and collaborating with cross functional teams in a flexible hybrid work model without travel. Responsibilities • Design robust and scalable backend services using Java and Spring Boot to support critical business applications and ensure reliable transaction processing • Develop secure and efficient cloud native solutions using AWS services to optimize application performance and operational resilience • Implement complex SQL and PL SQL logic to manage large data sets while ensuring data integrity consistency and accuracy • Optimize relational database structures and queries for mySQL to reduce latency and improve overall application responsiveness • Create responsive and accessible user interfaces using JavaScript to deliver consistent and intuitive user experiences across browsers • Collaborate closely with product owners architects and testers to refine requirements and deliver incremental value in a hybrid work environment • Apply secure coding practices and perform rigorous code reviews to maintain high quality standards and reduce production defects • Automate unit integration and regression testing to improve reliability and accelerate safe deployment of new features and enhancements • Monitor application health and performance using observability tools to identify bottlenecks and proactively remediate technical issues • Contribute to technical design discussions and documentation to ensure shared understanding and maintainable solutions for complex systems • Mentor junior engineers on coding standards design patterns and best practices to uplift overall team capability and productivity • Coordinate with DevOps teams to streamline build and deployment pipelines on AWS and support continuous integration and delivery practices • Drive continuous improvement initiatives by analyzing production incidents and implementing sustainable corrective measures that enhance system stability • Align engineering solutions with company goals to support responsible use of technology and deliver positive outcomes for customers and society Qualifications • Demonstrate extensive experience designing and implementing enterprise scale applications using Java and Spring Boot within complex ecosystems • Show strong proficiency building and optimizing SQL and PL SQL queries in mySQL and related relational database platforms for high volume workloads • Exhibit hands on expertise with core AWS services such as compute storage networking and managed databases to build resilient cloud solutions • Apply solid understanding of JavaScript and modern frontend development practices to integrate intuitive interfaces with backend services • Use practical knowledge of design patterns data structures algorithms and object oriented principles to build maintainable and testable codebases • Display familiarity with secure coding practices and compliance standards relevant to cloud hosted applications in a multinational environment • Possess experience working in hybrid agile teams collaborating through digital tools to deliver features on time and with consistent quality Certifications Required AWS Certified Developer Associate or AWS Certified Solutions Architect Associate preferred plus any Java or SQL certification

Cognizant is hiring a Frontend Developer Intern in Chennai for a 6-month, fully mentored internship. This is real, reviewed work on live projects — not a training sandbox or a certificate mill. About the internship You will join the frontend engineering team and work alongside people who do this professionally every day. From week one you own a scoped piece of work, take it through review, and see it ship. Day-to-day responsibilities • Build responsive, accessible UI components against design specs. • Wire interfaces to backend REST APIs and handle loading/error states. • Fix cross-browser and mobile layout defects. • Improve page performance and Core Web Vitals. • Document your work clearly so the next person can pick it up. • Take part in stand-ups, planning and review sessions with the team. Tools and technologies you will use HTML, CSS, JavaScript, React, Responsive Design, Git, REST APIs, Cross-browser Testing, Accessibility, Web Performance — plus the internal tooling Cognizant uses day to day. What you will learn How real user interfaces are built and maintained: component architecture, state, accessibility and performance budgets. Team structure You report to a senior team member who acts as your mentor, inside a pod of 6-10 people. Weekly 1:1s track progress and a mid-internship review tells you exactly where you stand. What we expect from you Curiosity, ownership and clear communication. You are not expected to know every tool listed — you are expected to have solid fundamentals, ask good questions, and document what you do. Details: ₹30,000/month stipend · 6 months · Hybrid · 3 openings · Chennai. If you want to start a career in frontend development in Chennai, apply now. Responsibilities: Build responsive, accessible UI components against design specs.; Wire interfaces to backend REST APIs and handle loading/error states.; Fix cross-browser and mobile layout defects.; Improve page performance and Core Web Vitals.; Document your work so the next person can pick it up. Requirements: Education: pursuing or completed B.E./B.Tech/BCA/MCA/B.Sc in CS, IT or a related discipline; Graduation year: 2025, 2026 or 2027 batch; Minimum 60% / 6.0 CGPA (relaxable for candidates with strong practical projects); Technical skills: working knowledge of HTML, CSS, JavaScript, React; Soft skills: clear written communication, ownership, willingness to document work; Experience: none required — freshers welcome; prior projects or certifications are a plus.

Cognizant is hiring a Frontend Developer Intern in Chennai for a 6-month, fully mentored internship. This is real, reviewed work on live projects — not a training sandbox or a certificate mill. About the internship You will join the frontend engineering team and work alongside people who do this professionally every day. From week one you own a scoped piece of work, take it through review, and see it ship. Day-to-day responsibilities • Build responsive, accessible UI components against design specs. • Wire interfaces to backend REST APIs and handle loading/error states. • Fix cross-browser and mobile layout defects. • Improve page performance and Core Web Vitals. • Document your work clearly so the next person can pick it up. • Take part in stand-ups, planning and review sessions with the team. Tools and technologies you will use HTML, CSS, JavaScript, React, Responsive Design, Git, REST APIs, Cross-browser Testing, Accessibility, Web Performance — plus the internal tooling Cognizant uses day to day. What you will learn How real user interfaces are built and maintained: component architecture, state, accessibility and performance budgets. Team structure You report to a senior team member who acts as your mentor, inside a pod of 6-10 people. Weekly 1:1s track progress and a mid-internship review tells you exactly where you stand. What we expect from you Curiosity, ownership and clear communication. You are not expected to know every tool listed — you are expected to have solid fundamentals, ask good questions, and document what you do. Details: ₹30,000/month stipend · 6 months · Hybrid · 3 openings · Chennai. If you want to start a career in frontend development in Chennai, apply now. Responsibilities: Build responsive, accessible UI components against design specs.; Wire interfaces to backend REST APIs and handle loading/error states.; Fix cross-browser and mobile layout defects.; Improve page performance and Core Web Vitals.; Document your work so the next person can pick it up. Requirements: Education: pursuing or completed B.E./B.Tech/BCA/MCA/B.Sc in CS, IT or a related discipline; Graduation year: 2025, 2026 or 2027 batch; Minimum 60% / 6.0 CGPA (relaxable for candidates with strong practical projects); Technical skills: working knowledge of HTML, CSS, JavaScript, React; Soft skills: clear written communication, ownership, willingness to document work; Experience: none required — freshers welcome; prior projects or certifications are a plus.

Cognizant is hiring a Frontend Developer Intern in Chennai for a 6-month, fully mentored internship. This is real, reviewed work on live projects — not a training sandbox or a certificate mill. About the internship You will join the frontend engineering team and work alongside people who do this professionally every day. From week one you own a scoped piece of work, take it through review, and see it ship. Day-to-day responsibilities • Build responsive, accessible UI components against design specs. • Wire interfaces to backend REST APIs and handle loading/error states. • Fix cross-browser and mobile layout defects. • Improve page performance and Core Web Vitals. • Document your work clearly so the next person can pick it up. • Take part in stand-ups, planning and review sessions with the team. Tools and technologies you will use HTML, CSS, JavaScript, React, Responsive Design, Git, REST APIs, Cross-browser Testing, Accessibility, Web Performance — plus the internal tooling Cognizant uses day to day. What you will learn How real user interfaces are built and maintained: component architecture, state, accessibility and performance budgets. Team structure You report to a senior team member who acts as your mentor, inside a pod of 6-10 people. Weekly 1:1s track progress and a mid-internship review tells you exactly where you stand. What we expect from you Curiosity, ownership and clear communication. You are not expected to know every tool listed — you are expected to have solid fundamentals, ask good questions, and document what you do. Details: ₹30,000/month stipend · 6 months · Hybrid · 3 openings · Chennai. If you want to start a career in frontend development in Chennai, apply now. Responsibilities: Build responsive, accessible UI components against design specs.; Wire interfaces to backend REST APIs and handle loading/error states.; Fix cross-browser and mobile layout defects.; Improve page performance and Core Web Vitals.; Document your work so the next person can pick it up. Requirements: Education: pursuing or completed B.E./B.Tech/BCA/MCA/B.Sc in CS, IT or a related discipline; Graduation year: 2025, 2026 or 2027 batch; Minimum 60% / 6.0 CGPA (relaxable for candidates with strong practical projects); Technical skills: working knowledge of HTML, CSS, JavaScript, React; Soft skills: clear written communication, ownership, willingness to document work; Experience: none required — freshers welcome; prior projects or certifications are a plus.

Cognizant is hiring a Frontend Developer Intern in Chennai for a 6-month, fully mentored internship. This is real, reviewed work on live projects — not a training sandbox or a certificate mill. About the internship You will join the frontend engineering team and work alongside people who do this professionally every day. From week one you own a scoped piece of work, take it through review, and see it ship. Day-to-day responsibilities • Build responsive, accessible UI components against design specs. • Wire interfaces to backend REST APIs and handle loading/error states. • Fix cross-browser and mobile layout defects. • Improve page performance and Core Web Vitals. • Document your work clearly so the next person can pick it up. • Take part in stand-ups, planning and review sessions with the team. Tools and technologies you will use HTML, CSS, JavaScript, React, Responsive Design, Git, REST APIs, Cross-browser Testing, Accessibility, Web Performance — plus the internal tooling Cognizant uses day to day. What you will learn How real user interfaces are built and maintained: component architecture, state, accessibility and performance budgets. Team structure You report to a senior team member who acts as your mentor, inside a pod of 6-10 people. Weekly 1:1s track progress and a mid-internship review tells you exactly where you stand. What we expect from you Curiosity, ownership and clear communication. You are not expected to know every tool listed — you are expected to have solid fundamentals, ask good questions, and document what you do. Details: ₹30,000/month stipend · 6 months · Hybrid · 3 openings · Chennai. If you want to start a career in frontend development in Chennai, apply now. Responsibilities: Build responsive, accessible UI components against design specs.; Wire interfaces to backend REST APIs and handle loading/error states.; Fix cross-browser and mobile layout defects.; Improve page performance and Core Web Vitals.; Document your work so the next person can pick it up. Requirements: Education: pursuing or completed B.E./B.Tech/BCA/MCA/B.Sc in CS, IT or a related discipline; Graduation year: 2025, 2026 or 2027 batch; Minimum 60% / 6.0 CGPA (relaxable for candidates with strong practical projects); Technical skills: working knowledge of HTML, CSS, JavaScript, React; Soft skills: clear written communication, ownership, willingness to document work; Experience: none required — freshers welcome; prior projects or certifications are a plus.